Home / 56,660.00-78,156.33-40,765.97

Finding the Fourth Proportional to 56,660.00, 78,156.33 and 40,765.97

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Solution

The fourth proportional to 56,660.00, 78,156.33 and 40,765.97 is: 56,232.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,660.00 : 78,156.33 = 40,765.97 : x
  2. Step 2: Convert to fraction form
    56,660.00/78,156.33 = 40,765.97/x
  3. Step 3: Cross multiply
    56,660.00x = 78,156.33 × 40,765.97
  4. Step 4: Simplify right side
    56,660.00x = 3,186,118,213.31
  5. Step 5: Solve for x
    x = 3,186,118,213.31/56,660.00
  6. Step 6: Final answer
    x = 56,232.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.